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a parte inferior de una escalera debe colocarse a 3 pies de una pared. La escalera mide 10 pies de largo. ¿Qué tan por encima del suelo toca la escalera la pared?
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a parte inferior de una escalera debe colocarse a 3 pies de una pared. La escalera mide 10 pies de largo. ¿Qué tan por encima del suelo toca la escalera la pared?

a parte inferior de una escalera debe colocarse a 3 pies de una pared. La escalera-example-1
User KOssi
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√(10^2 - 3^2)=\boxed{√(91) \text{ ft}}

User Npskirk
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